UC2845AD8 vs UC3844D8TR feature comparison

UC2845AD8 Unitrode Corporation

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UC3844D8TR Texas Instruments

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Rohs Code No Yes
Part Life Cycle Code Transferred Active
Ihs Manufacturer UNITRODE CORP TEXAS INSTRUMENTS INC
Package Description SOIC-8 SOP, SOP8,.25
Reach Compliance Code unknown compliant
Analog IC - Other Type SWITCHING CONTROLLER SWITCHING CONTROLLER
Control Mode CURRENT-MODE CURRENT-MODE
Control Technique PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Input Voltage-Max 25 V 28 V
Input Voltage-Min 12 V 11.5 V
Input Voltage-Nom 15 V 15 V
JESD-30 Code R-PDSO-G8 R-PDSO-G8
JESD-609 Code e0 e4
Number of Functions 1 1
Number of Terminals 8 8
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A 1 A
Output Voltage-Nom 2.5 V 5 V
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP8,.25 SOP8,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Qualification Status Not Qualified Not Qualified
Supply Current-Max (Isup) 17 mA 25 mA
Surface Mount YES YES
Switcher Configuration SINGLE BUCK-BOOST
Switching Frequency-Max 500 kHz 500 kHz
Technology BIPOLAR BICMOS
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Finish Tin/Lead (Sn/Pb) Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Base Number Matches 2 1
Pbfree Code Yes
Part Package Code SOIC
Pin Count 8
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Length 4.9 mm
Moisture Sensitivity Level 1
Peak Reflow Temperature (Cel) 260
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 28 V
Supply Voltage-Min (Vsup) 16 V
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 3.9 mm

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